DTC143EKA

{
  "slug": "dtc143eka",
  "version": "0.1.0",
  "type": "component",
  "description": "Foshan Blue Rocket Elec Digital Transistors, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "transistors-thyristors",
    "dtc143eka",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "dtc143eka.kicad_sym",
    "dtc143eka.kicad_mod",
    "dtc143eka.glb",
    "dtc143eka.step",
    "dtc143eka.lbr",
    "docs/hero.png",
    "docs/dtc143eka-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "dtc143eka-hero.glb",
    "dtc143eka-hero.overlay.json",
    "dtc143eka-etched.glb"
  ],
  "component": {
    "mpn": "DTC143EKA",
    "manufacturer": "Foshan Blue Rocket Elec",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Digital Transistors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603095162503372800",
    "parts": {
      "symbol": "dtc143eka.kicad_sym",
      "footprint": "dtc143eka.kicad_mod",
      "model_3d": "dtc143eka-hero.glb",
      "model_3d_plain": "dtc143eka-etched.glb",
      "model_3d_step": "dtc143eka-etched.step",
      "model_3d_step_plain": "dtc143eka.step",
      "lbr": "dtc143eka.lbr"
    },
    "distributor_links": {
      "lcsc": "C7429768"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T06:33:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Base",
        "type": "input",
        "description": "Base input of the NPN digital transistor, with built-in bias resistor R1 (4.7 kΩ typical, 3.29 to 6.11 kΩ); the datasheet gives VI(off) max 0.5 V at VCC=5.0 V, VI(on) 3.0 V at VO=0.3 V and IO=20 mA, and input current II max 1.8 mA at VI=5.0 V."
      },
      {
        "number": "2",
        "name": "Emitter",
        "type": "passive",
        "description": "Emitter terminal of the NPN digital transistor, the common reference for the output stage; the datasheet does not state a separate pin-level limit for this pin."
      },
      {
        "number": "3",
        "name": "Collector",
        "type": "passive",
        "description": "Collector output of the NPN digital transistor, rated for output voltage VCC up to 50 V (the adjacent 30 V row is ambiguous), output current IO 100 mA maximum, and VO(on) of 0.3 V max at IO=10 mA, II=0.5 mA."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The absolute maximum table prints 'Output Voltage VCC 50 V' and then a second '30 V' value on the ne; The datasheet only lists the pin name 'Emitter' in the pinning text and gives no emitter-specific el; Pin types (base as input, emitter and collector as passive) are assigned from standard KiCad classes"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0239,
        "at": "2026-10-19T06:31:42"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603095162503372800",
        "pages": 6,
        "sha256": "8b5001a32ce1e7bd",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "dtc143eka.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3.0,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "dtc143eka-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3.0,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "9f48e9759c24bd907102236f5cbc1a8de0fd356931cf74b7841ac77a964219bf",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}